Comparison

Math Vocabulary Cards, by MLC vs K

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Math Vocabulary Cards, by MLC

This app helps students understand math terms with interactive flashcards. It offers definitions, examples, and practice modes, with options to hide or reveal information and switch between English and Spanish. It's designed for elementary classrooms and aligns with specific math curricula.

Highlights
  • Interactive flashcards with terms, examples, and definitions
  • Hide/reveal sections for practice
  • English and Spanish language support
  • Select cards by category or individually
  • Self-check mode for students
  • Share card sets via code for teachers
Features
Read full description

Math Vocabulary Cards help students deepen their conceptual understanding of key terms in mathematics. Each card features three sections: a math term, a representative example or model, and a concise definition. Each section can be hidden or revealed providing multiple options for practice. Vocabulary cards can be selected individually or by category and switched seamlessly between English and Spanish. Math Vocabulary Cards are ideal for elementary classrooms and other learning environments that use iPads. These key mathematical terms are featured throughout the Bridges in Mathematics K-5 curriculum. FEATURES: • Choose cards sets for grades K-2 or 3-5. • Select cards by category or individually. • Cards can be automatically sorted in random or alphabetical order. • Hide and reveal one or more sections of each card. • View terms and definitions in English or Spanish. • Students can use self-check mode to mark off cards they know. • Teachers can send selected card sets to students via a share code. ABOUT US This resource is brought to you by The Math Learning Center, a nonprofit organization dedicated to K-12 education since 1976. Our mission is to inspire and enable individuals to discover and develop their mathematical confidence and ability. www.mathlearningcenter.org This app was crafted by Clarity Innovations. We help improve teaching and learning by creating solutions that match promising technologies with the needs of education. Visit us: www.clarity-innovations.com

About

K

This app provides a collection of interactive math tools for kindergarten through second-grade classrooms. It includes manipulatives like base 10 blocks, counters, and number lines, along with grids and a basic calculator to aid in problem-solving.

Highlights
  • Marker board
  • Base 10 blocks (1s & 10s)
  • Counters
  • 10 frames
  • Number line
  • Addition grids
  • 100s chart
  • Basic calculator
Features
Read full description

K-2 Math Tools A set of math tools to use in K-2 classrooms. No math problems are presented. Use the tools to solve problems from other contexts. The Tools include: marker board, base 10 blocks (1s & 10s), counters in several configuations, 10 frames, 10 bead rows, number line with 10-25 tick marks, 5x5 and 10x10 addition grids, a 100s chart, and a calculator with addition and subtraction only. You may choose to enlarge the size of the 5x5 Grid, the 10x10 Addition Grid, and the Calculator. When selecting a number in the grid 10x10 Addition and 5x5 Addtion charts highlight the number and its addends. The 10 Beads can be set to reverse or alternate the red/white beads. It’s not feasible to use all of the tools at one time, but the tools are draggable so multiple tools may be used at once. For example, the base 10 blocks and the marker board to illustate numbers to 99. The square counters may be shown in sets of 10, 20, or 30. As they are tapped, the center changes to a white square. The number line may be set to begin at any number (including negatives). You may show 10, 12, 15, 20, or 25 tick marks.

Verdict

The call

The clearest difference is rating: K at 5.0 against Math Vocabulary Cards, by MLC's 3.3. K also leads on update cadence (every 4 months vs every 16 months) and iOS requirement (10.0 vs 15.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

K holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

UpkeepUpdate frequency

Math Vocabulary Cards, by MLC ships an update every 16 months, K every 4 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

Scorecard3 real differences · 7 level
Math Vocabulary Cards, by MLC versus K: the parameters behind the verdict, then further details
ParameterMath Vocabulary Cards, by MLCK
PriceFreeFree
Rating3.3 (4 ratings)5.0 (2 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings4 — better2
Update frequencyEvery 16 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPadiPad
Requires iOS15.410.0 — better
Further details — not scored
Size176 MB35 MB
Age rating4+4+
DeveloperThe Math Learning CenterClassroom Focused Software

Customer experience

Math Vocabulary Cards, by MLC

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

K

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Math Vocabulary Cards, by MLC

No in-app purchases

None

K

No in-app purchases

Questions

Is Math Vocabulary Cards, by MLC free?
Math Vocabulary Cards, by MLC is free to download, with no in-app purchases.
Is K free?
K is free to download, with no in-app purchases.
Which has better reviews, Math Vocabulary Cards, by MLC or K?
K is rated higher. Math Vocabulary Cards, by MLC averages 3.3 out of 5 from 4 ratings, while K averages 5.0 from 2 ratings.
Do Math Vocabulary Cards, by MLC or K have ads?
Neither Math Vocabulary Cards, by MLC nor K shows ads.
Which is updated more often, Math Vocabulary Cards, by MLC or K?
Math Vocabulary Cards, by MLC ships an update every 16 months, and K every 4 months. Most recently, Math Vocabulary Cards, by MLC was updated on November 6, 2026 and K on November 1, 2026.

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